Cassandra

langalex Amazon, Digg, Facebook, LinkedIn, Twitter all started on sql databases (all but Amazon on MySQL) and have transitioned to incorporated nosql databases into their infrastructure, though many utilize both relational databases as well as non-relational ones. I’ve compiled a few resources to help bring you up to speed on nosql databases. Major sites using NoSQL Amazon : (Dynamo) http://www.allthingsdistributed.com/2007⁄10/amazons_dynamo.html LinkedIn : (Voldemort) http://blog.linkedin.com/2009⁄03/20/project-voldemort-scaling-simple-storage-at-linkedin/ Digg : (Cassandra) http://about.digg.com/blog/saying-yes-nosql-going-steady-cassandra Facebook : (Cassandra) http://cassandra.apache.org/ Twitter : (Cassandra) http://nosql.mypopescu.com/post/407159447/cassandra-twitter-an-interview-with-ryan-king Key articles to read..
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